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⚡ AI Lessons

Dev.to · Archit Mittal
💰 FinTech & AI for Finance Professionals
3w ago
How a Weekend Python Script Saved a CA Firm 209 Hours During ITR Season
A Chartered Accountant firm automated ITR filing with a Python script built in one weekend — saving 209 hours and ₹3.1L in seasonal hiring costs.

Dev.to · Archit Mittal
🔧 Backend Engineering
3w ago
The ₹0 Automation Stack: Enterprise-Grade Workflows Without Paying for SaaS
Build enterprise-grade business automation using free Python tools. No SaaS subscriptions needed. Real Indian business examples with ₹ savings breakdown.

Dev.to · Archit Mittal
🔧 Backend Engineering
1mo ago
Build an Offline GSTIN Validator in 62 Lines of Python
Every vendor master I have ever been handed has bad GSTINs in it. Not malicious — just typos. A digit...

Dev.to · Archit Mittal
🔧 Backend Engineering
1mo ago
Build a PAN & Aadhaar Redaction Tool in 63 Lines of Python
Last month a client sent me a folder of 340 employee onboarding PDFs and asked me to "black out the...

Dev.to · Archit Mittal
☁️ DevOps & Cloud
⚡ AI Lesson
3mo ago
The ₹0 Automation Stack: Enterprise-Grade Workflows Without Paying for SaaS
₹37,500 per month. That was the SaaS bill a Jaipur-based textile exporter was paying for automating...

Dev.to · Archit Mittal
🔧 Backend Engineering
3mo ago
How a Weekend Python Script Saved a CA Firm 209 Hours During ITR Season
₹3,12,000. That's what Rajesh Sharma's CA firm in Jaipur spent every ITR season hiring three...

Dev.to · Archit Mittal
🛠️ AI Tools & Apps
⚡ AI Lesson
3mo ago
Stock Screener Automation: How a Trader Replaced ₹47K/Month Advisory with a Python Script
₹47,000 every month. That's what my friend Rohit was paying a fund advisory service to tell him which...

Dev.to · Archit Mittal
🔧 Backend Engineering
⚡ AI Lesson
3mo ago
Why I Tell Clients NOT to Automate Everything — The Over-Automation Trap
₹1,20,000. That's how much a client spent building an automated follow-up system I had to tell him to...

Dev.to · Archit Mittal
🔧 Backend Engineering
⚡ AI Lesson
3mo ago
Build a GST Invoice Parser in 70 Lines of Python
If you run a small business in India, you know the monthly ritual: a folder full of vendor invoice...

Dev.to · Archit Mittal
🔧 Backend Engineering
⚡ AI Lesson
3mo ago
Build a GST Invoice Generator in 87 Lines of Python
If you freelance or run a small business in India, you have probably paid for invoicing software that...

Dev.to · Archit Mittal
🛠️ AI Tools & Apps
⚡ AI Lesson
3mo ago
Claude Code vs Cursor vs Copilot: An Honest Review After 40 Production Automations
₹40,000 to ₹70,000 — that's the extra monthly capacity my consulting practice has picked up since...

Dev.to · Archit Mittal
🔧 Backend Engineering
⚡ AI Lesson
3mo ago
How a Weekend Python Script Saved a CA Firm 209 Hours During ITR Season
How a Weekend Python Script Saved a CA Firm 209 Hours During ITR Season ₹3,12,000. That's...

Dev.to · Archit Mittal
🤖 AI Agents & Automation
⚡ AI Lesson
3mo ago
How I Cut a Client's AI API Bill from ₹85K to ₹12K/Month — Without Losing Quality
₹85,000 per month. That was the AI API bill sitting in my client's inbox when they called me in a...

Dev.to · Archit Mittal
📰 AI News & Updates
⚡ AI Lesson
3mo ago
The CFO's AI Playbook: 5 Finance Automations Every Indian Business Should Run in 2026
Over 60% of APAC finance leaders say AI-led automation is their top priority for 2026. For Indian...

Dev.to · Archit Mittal
🔧 Backend Engineering
⚡ AI Lesson
3mo ago
Stock Screener Automation: How a Trader Replaced ₹47K/Month Advisory with a Python Script
₹47,000 every month. That's what my friend Rohit was paying a fund advisory service to tell him which...

Dev.to · Archit Mittal
🔧 Backend Engineering
⚡ AI Lesson
3mo ago
Why I Tell Clients NOT to Automate Everything — The Over-Automation Trap
Why I Tell Clients NOT to Automate Everything — The Over-Automation Trap ₹1,20,000. That's...

Dev.to · Archit Mittal
🔧 Backend Engineering
⚡ AI Lesson
3mo ago
The ₹0 Automation Stack: Enterprise-Grade Workflows Without Paying for SaaS
₹37,500 per month. That was the SaaS bill a Jaipur-based textile exporter was paying for automating...

Dev.to · Archit Mittal
🤖 AI Agents & Automation
⚡ AI Lesson
3mo ago
I Built an AI That Turns 2 Hours of Compliance Paperwork Into 3 Minutes — Full Architecture Teardown
Financial advisors have a dirty secret: they spend almost half their working hours not advising...

Dev.to · Archit Mittal
📣 Digital Marketing & Growth
⚡ AI Lesson
3mo ago
Build a UPI QR Code Generator with Logo in 46 Lines of Python
Every time I pay a vendor in India, I'm reminded that UPI is just a URL standard....

Dev.to · Archit Mittal
🛠️ AI Tools & Apps
⚡ AI Lesson
3mo ago
Build a GST Invoice Parser in 60 Lines of Python
If you handle Indian invoices for any business, you know the month-end ritual: thirty vendor PDFs...

Dev.to · Archit Mittal
📐 ML Fundamentals
⚡ AI Lesson
4mo ago
Build a UPI Transaction Categorizer in 95 Lines of Python
If you use UPI for everything (and at this point, who in India doesn't?), your bank statement is a...

Dev.to · Archit Mittal
🔧 Backend Engineering
⚡ AI Lesson
4mo ago
Build a Bulk PDF Invoice Renamer in 55 Lines of Python
Last month, my CA messaged me at 11pm: "Bhai, send all April invoices in a single zip, named...

Dev.to · Archit Mittal
📐 ML Fundamentals
⚡ AI Lesson
4mo ago
Build a GST Invoice PDF Extractor in 53 Lines of Python
If you run a small business in India, you've felt this pain: a folder full of PDF invoices from...

Dev.to · Archit Mittal
📣 Digital Marketing & Growth
⚡ AI Lesson
4mo ago
Build a UPI Transaction Reconciliation Tool in 52 Lines of Python
I track every UPI transaction across PhonePe, Google Pay, and Paytm. Three apps, three different CSV...
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